jquery/jquery — comment on commit 06e56acb0d6f3d183389d3bcb7dfb54b7ae7c220
File:  line 0
By jquave:

What is the purpose of including the condition 'event.target.offsetWidth !== 0'?
IE<9 is crashing on this function due to invisible objects attempting to gain focus, but that's only happening because offsetWidth is zero. I don't understand why the embargo is only included if offsetWidth is 0.